Operating instructions

GENERAL INFORMATION
1-14
Audio generators
Frequency
Frequency Range 5 Hz to 33 kHz
Wave shape Sine or square
Setting Keyboard entry, delta increment / decrement function
and rotary control
Indication 5 digits
Resolution 0.1 Hz below 3.25 kHz
1 Hz above 3.25 kHz
Accuracy 0.01 Hz <180 Hz
0.1 Hz >180 Hz
Level
Range 0.1 mV to 4 V RMS
Setting Keyboard entry, delta increment / decrement function
and rotary control
Indication 4 digits
Resolution 0.1 mV below 409 mV
1 mV above 409 mV
Accuracy ±5% ±resolution 50 Hz - 15 kHz
Output impedance Nominally 5 Ω (Minimum load impedance 25 Ω)
Distortion Less than 0.5 % at 1 kHz
Less than 1 % from 50 Hz to 15 kHz
Signaling Encoder / Decoder
Sequential Tones Functions Sequential tones functions including revert User defined tones
Encodes and decodes up to 40 tones.
CCIR, ZVEI, DZVEI, EEA, EIA or user defined.
Any of the tones may be extended.
Continuous, burst and single step modes available.
User Defined Tones
Up to two sequential tones frequency plans may be defined and
stored within the Service Monitor. Any of the standard tone
frequency plans may be copied to user defined and modified.
Tone length 20 ms to 20 s
Standard tone frequencies may be selected from a menu
DTMF Generation and decoding of DTMF tones
DCS Generation and decoding of Digitally Coded Squelch, DCS
POCSAG Generation of POCSAG code CCIR No. 1 Rec 584. Bit rates
from 400 to 4800 bit/s. Inversion available.
Audio Monitor Demodulated signals and audio signals may be monitored via the
internal loudspeaker and via the accessory socket output on
the front panel.